.e2s-icon {
    -fx-background-image: url("/com/weilx959/spt/plugin/e2sp/excel-export.png");
    -fx-background-repeat: no-repeat;
    -fx-background-position: center;
    -fx-background-size: 36;
    -fx-font-size: 0.1!important;
}

.s2e-icon {
    -fx-background-image: url("/com/weilx959/spt/plugin/e2sp/excel-import.png");
    -fx-background-repeat: no-repeat;
    -fx-background-position: center;
    -fx-background-size: 36;
    -fx-font-size: 0.1!important;
}